The mysterious "Candelabra of the Andes" could represent anything from a god's trident to a hallucinogenic plant.

The sophisticated hydraulic system of the Nazca civilization.

This metal tower in the desert provides views of a handful of Nazca geoglyphs.

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

On this tiny spot of land in the middle of Lake Titicaca the only ones who do the knitting are the men.

The Uros people live on floating reed islands in lake Titicaca.

Now containing the bones of the actual conquistador, instead of someone else.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.

The large collection of pre-Columbian pottery might make you blush.

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

A beautiful 62-acre Catholic shrine and botanical garden.

Inside a humble hangar is some of the best roller derby the world has to offer.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

This little slice of the Netherlands in the Pacific Northwest blooms in a rainbow of color each spring.

This charmingly homemade amusement park has been growing for 40 years.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A massive underwater sinkhole made famous by Jacques Cousteau.

An important Mayan religious and trading center dating back to 200 BC.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.